Home / 18,159.90-27,241.41-5,012.27

Finding the Fourth Proportional to 18,159.90, 27,241.41 and 5,012.27

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Solution

The fourth proportional to 18,159.90, 27,241.41 and 5,012.27 is: 7,518.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,159.90 : 27,241.41 = 5,012.27 : x
  2. Step 2: Convert to fraction form
    18,159.90/27,241.41 = 5,012.27/x
  3. Step 3: Cross multiply
    18,159.90x = 27,241.41 × 5,012.27
  4. Step 4: Simplify right side
    18,159.90x = 136,541,258.65
  5. Step 5: Solve for x
    x = 136,541,258.65/18,159.90
  6. Step 6: Final answer
    x = 7,518.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.